1,3-Cyclopentanedione Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 3859-41-4 |
| Product name | 1,3-Cyclopentanedione |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
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Documents We Provide for 1,3-Cyclopentanedione
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1,3-Cyclopentanedione Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1,3-Cyclopentanedione
| Industry | Application | Process |
|---|---|---|
| Chemical Research | Organic synthesis intermediate | Used to construct complex organic molecules; participates in cycloaddition and condensation reactions |
| Pharmaceuticals | Intermediate for drug development | Serves as a precursor in synthesizing biologically active compounds for new drug development |
| Materials Science | Synthesis of functional materials | Applied in the preparation of organic conjugated materials with specialized optoelectronic properties |
Manufacturing Quality Control of 1,3-Cyclopentanedione
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the color, state, and presence of visible impurities in the sample. Typically appears as a white to off-white crystalline powder. |
| Purity | High-Performance Liquid Chromatography (HPLC) | Use a reversed-phase C18 column, with a mobile phase of methanol-water or acetonitrile-water, and a UV detector (typically set at wavelengths around 210–260 nm). Calculate the main component content using peak area normalization or external standard method. |
| Structure Confirmation | Nuclear Magnetic Resonance Spectroscopy (NMR) | Use ¹H-NMR and ¹³C-NMR to confirm the compound structure by comparing characteristic chemical shifts with standard spectra. |
| Functional Group Identification | Fourier Transform Infrared Spectroscopy (FTIR) | Analyze infrared absorption spectra to identify functional groups such as carbonyl (around 1700 cm⁻¹) and verify molecular structure. |
| Moisture Content | Karl Fischer Titration | Use electrochemical titration to accurately determine the moisture content in the sample, suitable for trace water detection. |
| Residual Solvents | Gas Chromatography (GC) | Detect possible residual organic solvents (e.g., methanol, ethanol, acetone) according to ICH guidelines, using a FID detector. |
| Melting Point | Melting Point Determination | Determine the melting temperature range using a melting point apparatus and compare it with literature values (approximately 50–54°C) to assess purity. |
| Heavy Metals | Atomic Absorption Spectrometry (AAS) or Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | Detect heavy metals such as lead, arsenic, cadmium, and mercury, ensuring compliance with pharmacopoeia or relevant safety standards. |
| Related Substances (Impurities) | HPLC (Gradient Elution) | Separate the main component from degradation products or synthetic by-products using gradient elution to evaluate the types and levels of impurities. |
| Residue on Ignition | Sulfate Ash Method | Calculate the weight of residue after high-temperature ignition to assess the content of inorganic impurities. |
Technical Specifications of 1,3-Cyclopentanedione
| Test Item | Specification |
|---|---|
| Appearance | Yellow-brown solid |
| Purity | >=98.5% (HPLC) |
| Melting Point | 78–82°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.3% |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | Consistent with structure |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of 1,3-Cyclopentanedione
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1,3-Cyclopentanedione
Packaging of 1,3-Cyclopentanedione
Industrial 1,3-Cyclopentanedione Procurement FAQ
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.
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